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NOTE 5 - OTHER ASSETS (Tables)
9 Months Ended
Jan. 31, 2020
Other Assets [Abstract]  
Other assets
   January 31, 2020  April 30, 2019
Option on water rights lease agreements, net  $22,913   $15,735 
Prepaid insurance and other expenses   5,102    9,667 
Total   28,015    25,402 
Less Other Assets - Current   (28,015)   (22,845)
TOTAL OTHER ASSETS - NON-CURRENT  $—     $2,557